Interior unit. The size of a small closet. It fits a dresser, a small mattress set, and several small to medium-sized boxes.

Exterior non-climate controlled. It fits the contents of a fully furnished 3 bedroom house, including oversized items such as a couch, mattress sets, a dresser, a refrigerator, a washer/dryer, a dining room set, an entertainment center and several large boxes. This size fits vehicles.